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EMPLOYEE BENEFIT PLANS (Tables)
3 Months Ended
Mar. 31, 2013
EMPLOYEE BENEFIT PLANS [Abstract]  
Costs of Retirement Plans
Net periodic defined benefit pension cost included the following:

 
For the three months ended March 31,
 
 
2013
 
 
2012
 
 
(in thousands)
 
Components of net periodic benefit cost
 
 
 
 
 
 
     Service cost
 
$
206
 
 
$
184
 
     Interest cost
 
 
89
 
 
 
90
 
     Expected return on plan assets
 
 
(182
)
 
 
(162
)
     Recognized net actuarial loss
 
 
66
 
 
 
72
 
 
 
 
 
 
 
 
 
     Net periodic benefit cost
 
$
179
 
 
$
184